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Finding the Fourth Proportional to 4,855.06, 7,281.06 and 3,097.60

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Solution

The fourth proportional to 4,855.06, 7,281.06 and 3,097.60 is: 4,645.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.06 : 7,281.06 = 3,097.60 : x
  2. Step 2: Convert to fraction form
    4,855.06/7,281.06 = 3,097.60/x
  3. Step 3: Cross multiply
    4,855.06x = 7,281.06 × 3,097.60
  4. Step 4: Simplify right side
    4,855.06x = 22,553,811.46
  5. Step 5: Solve for x
    x = 22,553,811.46/4,855.06
  6. Step 6: Final answer
    x = 4,645.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.